Rotary pump.



f u i' v 1 r v No. 884,747. Y izpeolnoeftion el' .'iiettere enr. fFementoo pril le, i,

pplcstionie l, Serial En. 235,224,

To all 'whom 'it may conservi.' permanent, 'stationerg.T part, While thero- 55 Be 1t known that l, traitons-roi( J. tsf -T portion simil beremovable.

msn, a oiti'zeno tlieUnited States, residing er objeots of the inventionwill appear Gok Forli, Cook countv, lllin il i vented t oertsin new,useL l, and

Rotsrjy urno, of 'which folio full', Clear, en met di oription, suf `l1enable others sie, ed the lsrt to 1 both egf'nder .heads in pisos,

eppertains to malte d use the seine. in combination .with suitable needsted i My invention relates to rotary pumps and to be .so seein-ed ond tobe readily deter; ed

\ relates particularly to rotary pumps oi that e rotary piston or oemedspt'ed to be remove 65 class which ere used in dairies and eres-m-'from the cylinder when one .heed hes been eries und milk stations forelevating mill; and teken olf, and ino-sns 'for driving seid piston,cream. lt .is necessary 'that snelle. pump the cylinder boing providedwith inlet and shell be cleaned thoroughly after being used, outletooenings or ports; end my invention otherwise the pump becoming @loggedand' oonsistslurtherin various details of oonstruo- 76T fouled with sourend putrid milk 'will sans@ tion sind in combinations of parts, ellesi-here'- the contamination of the neigt lot or quantity ineiterdescribed end particularly pointed `ol fluid which passed through it.This reout in the claims appended to this specificaquirenient makes itnecessary tls the pomp tion. l

shall be of e kind to be quiokly dismeinbered My invention will be morereadily under- 7.5 and cleaned. At the saine time, the nim-liet stood byreierenoe to the accompanying velue of such pumps is not greet, and theydrawings, forming e part of this speoilcio.-A must be so designed es toadmit o'l .their be i, wherein like reference numerals indi- :v pumpoylim Se inging' niemeer 'for rein. made cheaply. tete lilepsrtsthroughout, and in which n the effort to moet all requirements ss tofigure l is e perspective view oi e rotsrj; 80

operation, sanitation and oost, i find, spes-kpunin embodying myinvention; Fig. 2 is e ing generally, that durability ond eilioienoylongitudinal. srtiozrl section thereof, Fig. 3 is have been seorilioedend i li a view to oor s. transverse vertical section en the linereotiug these faults, tl s o ot this invenH oi" Fig'. '2, Fig. l .is ,Upeotive View, show` tion is to provide s rotary' pump i1-l1 shan ing therotsrypisto-; of the puin and the 85 be ellieient and durable, lend oflow oost .ineens for.eouplin; he to tno driving end one which muy betaker apztrtsnd 'put shaft; Fig. is e longitudinel section of thetogether by any person wliotser nieolisnio rotary` piston, 'ond 6 is.e'perspeotive 35 or not. view ol tho pea-on s.

@ne of the elliot' objections pumps of ln the drowings, 4, l; resents epyro-initial '90 the old patterns lies in the isstA tiret the `in base,provided vvU reep recess, 3, in its let and outlet-.ports have been ofirregular top endet one side having shearing, .4., and forms anddiflieult to clean, and e particular et the other s. bearing, 5,oonteining e stud 40 obieot of this invention is to iovide e. soins;rbon (j. ,The nuniw drivin' shaft' issncalled sanitary, ortolte--down'punip which ranged in these bearings and passes through 95shall have direct, straight ports and. pessages Atile smiling box, 6.Thereoess, or notch., 3, formed in the pump Cylinder instead oi in'serves to admit the gland 'of the stelling box the cylinder hea-d esheretofore, so that when. ond also permits the adjustment thereof. clearwater or e Washing fluid is pumped The shaft is rovdedfwitli fixed andloose through the cylinder and ports, bot-li 'will be pulleys, enf, 9,for e driving belt, endl() 100 elieotually olerd of objectionableeeoumnrepresents belt shifter. This shifter is lations,lesving onl5Tthenviping of thefsepe- 'slideble in the end of the 'er1-n, 11, Whichsable parts to be done. letter is fastened around the bearing, Llfliv Afur 4lier object is to 'provide e primo from set sorew l1. lf desired,the fixed and loose `which t rotary piston may be qnicidy repulleys maybe rsple. ed by s Water, steam Y19E;

moved Without recourse to bolts or screws. oreleotrio motor. Theoyrarnidel las-se is en- Afurtlier and special object is to i,orovide slerged to ornrthe cylinder need, 3.2, which ssnitsryrpump whereof thecylinder shell be .integral with the bese;

n1 shipment 0pm ass.

'a 'bs-ind? 18, and the e110. v 'provided with. pms

The.' head., i2, is @acenta with ezo. 2;@ the shaft, 7, but providedwith two cylinff 'drcal 'ecesses, 13. and 1.4, which consantfs with Saidshaft', L@ 'receive the. and and.

atom., j

are'vam the mmtmn me. the head 1S. am.. l 2

me w. be a megane opening; .33',1 may ba of the ful I mueter Gf' thebosgI but forhe outef, 011 @xhuust opening, i prefer an alonga-ed spa, l34.',- mmmlunia-tu with th@ bnss, 34, a l Shown in Eig, 3, am in dttedlines in Fig. 2. l The; @pemton of th@ pump a. means of poidenicsl withthat of other *l ring. thus described damn new, mia zatent: I n i fi. Aotalfy'pump- @ompgsmg esitato seam@ by Matters.

said basa-3, a, 1/Hindu h said base and @mammie t@ sal r and outet .muv

' the cylind s mereca, a. datan* communicating with she cylinderQpposlte sides ftheo', e

hem@ a. swinging vba .-fm o with said shaft, a mmy head,

4said'cylinder heads having lfiesss recesses which are coaxial I 3. Arotaryfpump comprising e, base, 2, an integral cylinder heed, l2, enintegral cylinder, 17, integral bearings, el tegral inlet :and outletconnections, 33 and 34, iV opposite sides o the cylirn'ler, in Colmhinebion with ay Shaft, 7, held in seid hearings, a detachable oyinderhead, 1&5, e swinging bail 'and screw securing said head in place, seidcylinder being ecrentrir with respect to said shaft, sind oylinder headscontaining with said shaft, L rotary piston having snitnhlr vanos andheld in said recesses and means l'ormngiI a loose Connection between theabutting ends ol' said shaft and piston, as und l'or tho purposespeoiied.

A .rotary pump comprising' a suitably supported cylinder having integralinlet, and outlet connections upon its sides and integral und 5, and inpand. bottoni, .in i for said Cylinder, the head adjacent to saidtrunnions being del t/oelnrble, e malleable buil pivot-ed on saidLrunnions, soi'ew in said bail forfestening l the detachable head, a.rotin-ry pis-wn eccentrirally arranged within the cylinder sind held bythe heads thoreol' and :rshaft having its ond loosely connected withsaid rotary l piston, substenginlly as described.

l In testimony whereof, witnossmy hand this l trunnions or lugs upon its'co Con'llnnelon Wlh heads 29 day of November, 1904, LL (lhiezigo, (lookoonnty, Illinois, 1n the presence of two witnesses.

hl. W. (niusnLEia, Phi). limos.

